Home / 923,774,254.06-1,274,797,846.98-500,379,933.28

Finding the Fourth Proportional to 923,774,254.06, 1,274,797,846.98 and 500,379,933.28

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Solution

The fourth proportional to 923,774,254.06, 1,274,797,846.98 and 500,379,933.28 is: 690,518,553.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,774,254.06 : 1,274,797,846.98 = 500,379,933.28 : x
  2. Step 2: Convert to fraction form
    923,774,254.06/1,274,797,846.98 = 500,379,933.28/x
  3. Step 3: Cross multiply
    923,774,254.06x = 1,274,797,846.98 × 500,379,933.28
  4. Step 4: Simplify right side
    923,774,254.06x = 637,883,261,617,340,032
  5. Step 5: Solve for x
    x = 637,883,261,617,340,032/923,774,254.06
  6. Step 6: Final answer
    x = 690,518,553.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.